Exhaust-nozzle tip for locomotives



Feb. l9, 1929.

J. H. BECKER EXHAUST NOZZLE TIP FOR LOCOMOTIVES Filed June 11, 1927Jazzi' Baa/123' XNVENTOR ATTORNEY Patented Feb. 19,1929. 1 a I p i I 1,703,052

UNITED STATES PATENT OFFICE.

J OHN BECKEILOF PITTSBURGH, PENNSYLVANIA.

EXHAUST-NOZZLE TIP FOR LOCOMOTIVES.

Application filed June 11, 1927. Serial No. 198,139.

This invention relates to an exhaust nozzle at their inner ends, asshown at 7, and each for the exhaust steam pipe in the smoke box bladeis Slightly inclined to the vertical, as of a locomotive, the generalobject of the inshown. vention being to provide means for giving theThus it will be seen that the steam escaping steam escapingfrom the pipeawhirling mofrom the pipe 1 will be given a whirling mo- 45 tion so thata vacuum will be produced in the tion by the inclined blades which willprobox which will improve the draft through duce a vacuum in the smokebox and inthe the tubes, eliminate back pressure in the cylflues so asto give a perfect draft through the inders, which will result in asaving of fuel fiues, eliminating back pressure in the cylinand Waterand prevent the flues from clog .dersand thus increasing the efilciencyof the .50 ging up. locomotive. The invention Will also produce Thisinvention also consists in certain a saving of fueland water and willprevent other features of construction and in the the flues fromclogging up with ashes. The combination and arrangement of the severalimproved nozzle can be fastened to the exparts, to be hereinafter fullydescribed, illushaust pipe as it is now constructed, and the 55 tratedin the accompanying drawings and whirling motion given the steam Will becomspecifically pointed out in the appended. municated to the productsof combustionand claim. this will preventair being drawn into the Indescribing my invention in detail, refersmoke box through the stack. 2ence will be had to the accompanying draw- It 1s thought from theforegoing descrip- 6o ings wherein like characters denote like or tionthat the advantages and novel features corresponding parts throughoutthe several of my invention will be readily apparent. views, and inWhich: I desire it .to be understood that I may Figure 1 is a sectionalview through a pormake changes in the construction and in the tion of alocomotive, showing the invention in combination and arrangement of theseveral 65 i use. parts, provided that such changes fall with- Figure 2is a section on line 2-2 of'Figin the scope of the appended claim.

ure 1. What I claim is Figure 3 is a plan View of the nozzle. Incombination withv the steam exhaust In these views, 1 indicates thesteam expipe in the smoke box of a'locomotive, a 1102- 70 haustpipewhich i placed i th s ok b x zle attached to the exhaustend of the pipe,3 of the locomotive and 4 indicates the imdiametrically arranged bladesin the upper. proved nozzle which is fastened to the top of part of thenozzle and slightly inclined from the pipe. This nozzle is formed with acylinthe vertical to give the escaping steam a drical body having afiange5 at its lower end h g motion, Said blades being fOrlIlBd 7 whichis bolted or otherwise secured to the integral with the body of thenozzle and havflange at the top of the pipe 1. Blades or fins ing theirinner ends connected together. 6 are arranged within the upper part ofthe In testimony whereof I aflix my signature. body, these blades beingformed integral with 40 the body. The blades are connected together IJOHN H. BECKER.

